The TDS sensor detects water conductivity. The Arduino reads this analog signal and converts it to digital. A calibrated formula calculates the TDS value in ppm. The LCD displays the real-time TDS ...

Posted in Arduino Hacks Tagged capsense, Teensy, touch sensor ← Siri Proxy Adds Tons Of Functionality, Doesn’t Require A Jailbreak Power Strip Hack Reduces Standby Electricity Consumption → ...

TDS automatic data collection was designed based on a sensor and Arduino board using red laser beam communication. The sensor was calibrated by measuring 4 different water solutions using a commercial ...

The system is designed with a control center using the Arduino UNO R3 board. The system is equipped with GP2Y0A21 proximity sensor as a water level detector, TDS sensor as a detector of electrical ...